#!/bin/sh

# Example script for automatically loading firmware images when needed. This
# can be run, e.g., from /etc/pcmcia/wireless.

# Firmware images for the card
# TODO: could try to select correct firmware type automatically

PRI=/etc/pcmcia/PM010102.HEX
STA=/etc/pcmcia/RF010802.HEX
PRISM2_SREC=/usr/local/bin/prism2_srec

set -e

if [ -z "$1" ]; then
    echo "usage: $0 <ifname>"
    exit 1
fi

IFNAME=$1
DIR=/proc/net/hostap/$IFNAME

if [ ! -d $DIR ]; then
    echo "Host AP driver data for device $IFNAME not found in procfs."
    exit 1
fi

if grep -q no_pri=1 $DIR/debug; then
    # no primary image - load primary in two steps, first without PDA and then
    # with full PDA plugging
    echo "Downloading primary firmware $PRI"
    $PRISM2_SREC -gs $IFNAME $PRI
    $PRISM2_SREC -gp $IFNAME $PRI
fi

if grep -q pri_only=1 $DIR/debug; then
    echo "Downloading secondary (station) firmware $STA"
    $PRISM2_SREC -rp $IFNAME $STA
fi

echo "Card is ready with both PRI and STA firmware images"
